Nowadays there are many kinds of a drinking cup, such as glass cup, enamel cup, ceramic cup, plastic cup, stainless steel cup, iron cup, aluminium cup, paper cup and so on. When we go to the mall to buy water cups, all kinds of cups will break into our sight, especially those with bright colors and unique shapes are more eye-catching. Ceramic cup is the water cup that most young people like to use, because its shape and design are very novel, in line with the psychological needs of young people. Therefore, is better to drink with ceramic cup or glass glass?
The qualified rate of disposable paper cups can not be judged,and it can not be identified whether it is clean or sanitary. For environmental protection, disposable paper cups should be used as little as possible. Some manufacturers add a lot of fluorescent whitening agents to make the cup look whiter which is not only bad for health but also affects the environment. Secondly, unqualified cups are usually very soft, it is easy to deform after pouring water. Some cups are poor sealing, the bottom of the cup is easy to seep. Moreover, when you touch the inside of the cup with your hands, you can feel the powder on the top, and the touch of your fingers will turn white, which is a typical inferior cup. Is the Opal Glass healthy?
Plasticizers are often added to plastics, which contain some toxic chemicals. When hot water or boiling water is filled in plastic cups, toxic chemicals can easily be diluted into the water, and the internal micro-structure of plastics has many holes, which is easy to hide dirt, and bacteria can easily breed if it is not cleaned properly. Experts recommend that the office should be cleaned with stainless steel cups or glass cup with detergent and hot water every day. When the cup is placed, it should be equipped with a lid and should not be close to computers and other electrical appliances. Besides, it should also keep indoor air circulation, open windows to ventilate and let dust go with the wind. 5 Tips for Keeping Glassware Away from Dirty
Colorful cups are attractive with many people, but it's better not to use them. Especially when the inner wall of the glazed color cup is filled with boiling water or high acidity and alkalinity beverages, the toxic heavy metal elements such as lead in these pigments are easy to dissolve in the liquid. When someone drink the liquid with chemical substances, it will cause harm to health. In addition, metal cups, such as stainless steel, are more expensive than ceramic cups. The metal elements contained in the enamel cup are usually stable, but they may dissolve in acidic environment. Therefore, it is not safe to drink acidic drinks such as coffee and orange juice. Are colored glass cups toxic
Drinking water can choose colorless glazed ceramic cups, especially the inner wall should be colorless. Because the enamel cup is made by high temperature enameling at thousands of degrees. It does not contain harmful substances such as lead, so it can be used safely. At the same time, the ceramic cup is not only safe in material and high temperature resistance, but also has relatively good thermal insulation effect. Therefore, ceramic cup is a good choice to drink hot water and tea.
The first choice of drinking water should be glass cups. Do not think glass cups are only transparent and beautiful. Among all kinds of glasses, glass is the healthiest material. Glass does not contain organic chemicals in the process of firing. When people drink water or other drinks with glass cup, they do not need to worry about the chemical substances will be drunk into their stomach. Moreover, the surface of glass is smooth and easy to clean. Bacteria and dirt are not easy to breed on the wall of glass, so glass cup is the healthiest and safest utensil when people drink water or beverage.